Fourier's Law (Heat Conduction)
Calculate Fourier's Law (Heat Conduction) instantly with the exact formula and a worked example. Free online calculator — no signup, works on mobile.
Fourier's Law (Heat Conduction)
λ, W/(m·K)
Area, m²
ΔT, K
Thickness, m
Q (quality)
1,000W
More about: Fourier's Law (Heat Conduction)
What it calculates
The “Fourier's Law (Heat Conduction)” calculator computes Q (quality) in W from 4 parameters: λ, w/(m·k), area, m², δt, k, thickness, m.
A standard physics formula used in educational and engineering tasks.
Example calculation
With parameters λ, W/(m·K) = 0.5, Area, m² = 10, ΔT, K = 20, Thickness, m = 0.1 the result is 1,000 W.
How to use
- Enter the parameter values — every field above is adjustable with a slider.
- The result and related metrics are calculated automatically as you type.
- Use the additional metrics shown (if any) where needed.
- Copy the result or bookmark the page.